I am reading topology from Munkres book. While reading the countability and Separation axioms, I came across several references to Lower limit topology ($...

This question may sound philosophy, but it has been bothering me for a very long time, therefore I have to ask it here. The story goes back when my first ...

The problem states Determine whether the series converges or diverges: $$\sum_{n=1}^\infty\frac{e^{1/n}}{n^2}$$ Immediately I always like to try the test ...

My intuitive way of thinking about it is that it is $2/2/2$ or $2/2^2$, So why then is it $1/2^2$? what is the flaw in my thinking?

What is the origin or author of the method 1 shown in the following image? Notes Also known as Japanese Multiplication Method for Kids.

Note: I apologize in advance for not using proper notation on some of these values, but this is literally my first post on this site and I do not know how...

I think I have solved this question but want to check if I am correct with my formula I used the theorem (rule) : the measure of the exterior angle of a t...

I am trying to do this homework problem and I have no idea how to approach it. I have tried many methods, all resulting in failure. I went to the books we...

Why the slope of a line isn't the change in x divided by the change in y?

We just learned polar integration, so I know that's how we're supposed to do it. I have a problem though: I'm getting a negative answer. Wh...